64821075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{78571}}^1$

素因数の和:78595

約数の個数: 24

約数和(自身を含む): 116915136

約数和(自身を除く): 52094061

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 78571, 235713, 392855, 864281, 1178565, 1964275, 2592843, 4321405, 5892825, 12964215, 21607025, 64821075]

約数ペア:

[(1, 64821075), (3, 21607025), (5, 12964215), (11, 5892825), (15, 4321405), (25, 2592843), (33, 1964275), (55, 1178565), (75, 864281), (165, 392855), (275, 235713), (825, 78571)]